JSFiddle - React, Tailwind, and code Playground

by Göran Andersson

HTML

<div id="test">
 <span class="1">a</span>
 <span class="2">b</span>
 <span class="3">c</span>
 <span class="4">d</span>
</div id="test">

JavaScript

var doc = document.getElementById('test');

var c = doc.getElementsByTagName('span');

var e = null;
for (var i = 0; i < c.length; i++) {
    if (c[i].className == '4') {
        e = c[i];
        break;
    }
}

if (e != null) { 
    alert(e.innerHTML);
}